Compare: 2026 XDS X-LAB RS5 Base XL vs 2026 Argon 18 Equation Base XL 60-62

Insights

Average stack and reach vs trend of endurance road bikes

Design deviates from other sizes of XDS X-LAB RS5

Somewhat aggressive stack and reach vs trend of endurance road bikes

Design deviates from other sizes of Argon 18 Equation

Stack	623mm	623mm +0mm
Reach	394mm	407mm +13mm
Stack to Reach Ratio	1.58:1	1.53:1
Seat Tube Length, C-T	560mm	590mm +30mm
Top Tube Length, Effective/Horizontal Center	585mm	—
Top Tube Length, Effective/Horizontal HT Top	—	604mm
Top Tube Slope	8.9deg	5.9deg -3deg
Head Tube Angle	73deg	72.5deg -0.5deg
Seat Tube Angle	73deg	72.5deg -0.5deg
Head Tube Length	205mm	189mm -16mm
Bottom Bracket Drop	75mm	75mm +0mm
Bottom Bracket Height	268mm	264mm -4mm
Chainstay Length	420mm	420mm +0mm
Chainstay Length Horizontal	413.3mm	413.3mm +0mm
Front-Center	624mm	634.2mm +10.2mm
Front-Center Horizontal	619.8mm	629.8mm +10mm
Wheelbase	1033mm	1043mm +10mm
Fork Offset/Rake	50mm	47mm -3mm
Fork Length (On-Axis)	386mm	—
Fork Length (Axle-To-Crown)	—	387mm
Trail	52.6mm mid/neutral	57.6mm +5mm mid/neutral
Mechanical Trail	50.3mm	54.9mm +4.6mm
Wheel Flop	14.7mm	16.5mm +1.8mm
Standover Height	831mm	827mm -4mm
Tire to Pedal Spindle	108.5mm 172.5 mm cranks	125.2mm +16.7mm 170 mm cranks
Pedal Spindle to Ground Clearance	95.5mm 172.5 mm cranks	94mm -1.5mm 170 mm cranks

Wheel Size	700C/29 in 622 mm BSD	700C/29 in 622 mm BSD
Tire Width	32mm	28mm -4mm
Tire Width Max	38mm	—
Tire Outer Diameter	686mm	678mm -8mm
Bike Length with Tires	1719mm	1721mm +2mm
Crank Length	172.5mm	—
Handlebar Width	420mm	—
Stem Length	100mm	—
Suspension Type	Rigid, non-suspension corrected	Rigid, non-suspension corrected
Bar Type	Drop Bar	Drop Bar
Frame Material	Aluminum	Carbon/Composite
Fork Material	Carbon/Composite	Carbon/Composite
Brake Type	Disc	Disc